docs: def get_raise_indexes(self, data):
          """Get from a docstring the next raise name indexes.
          In javadoc style it is after @raise.
  
          :param data: string to parse
          :returns: start and end indexes of found element else (-1, -1)
            or else (-2, -2) if try to use params style but no parameters were provided.
            Note: the end index is the index after the last name character
          :rtype: tuple
  
          """
          start, end = -1, -1
          stl_param = self.opt['raise'][self.style['in']]['name']
          if self.style['in'] in self.tagstyles + ['unknown']:
              idx_p = self.get_key_index(data, 'raise')
              if idx_p >= 0:
                  idx_p += len(stl_param)
                  m = re.match(RAISES_NAME_REGEX, data[idx_p:].strip())
                  if m:
                      param = m.group(1)
                      start = idx_p + data[idx_p:].find(param)
                      end = start + len(param)
  
          if self.style['in'] in ['groups', 'unknown'] and (start, end) == (-1, -1):
              # search = '\s*(%s)' % '|'.join(self.groups['param'])
              # m = re.match(search, data.lower())
              # if m:
              #    key_param = m.group(1)
              pass
  
          return start, end